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Cheap flights from Oregon to Sydney from $813

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SYD
2 Apr — 9 Apr1
1 adult

Cheap flight deals from Oregon to Sydney

Keep the following information in mind while searching for Oregon to Sydney flight deals. Data was last updated 28 March 2025.

Round-trip from

$1,451

One-way from

$813

Popular in

December

Cheapest in

February

Average price

$1,717
Air Canada
  • Air Canada
  • 9/9-24/9
  • 3 total stops
  • 39h 11m total
  • Oregon to Sydney
Search Deals
9/9
  • 9/9
  • 2 total stops
  • 27h 55m total
  • Oregon to Sydney
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($381 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($93 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Oregon to Sydney

Cheapest flights from Oregon to Sydney
Explore the most affordable flight options available from Oregon to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.

Tue 9/919:40PDX - SYD
2 stops22h 00mAir Canada
Wed 24/909:20SYD - PDX
1 stop17h 11mAir Canada
Deal found 27/3$1,451
Tue 16/919:40PDX - SYD
2 stops21h 40mMultiple Airlines
Mon 22/909:20SYD - PDX
1 stop17h 11mMultiple Airlines
Deal found 27/3$1,479
Sun 11/512:09PDX - SYD
1 stop25h 56mAmerican Airlines
Sun 18/509:10SYD - PDX
1 stop19h 15mAmerican Airlines
Deal found 27/3$1,597
Wed 10/921:10PDX - SYD
2 stops40h 55mAlaska Airlines
Thu 25/909:10SYD - PDX
2 stops24h 34mAlaska Airlines
Deal found 27/3$1,830
Tue 13/506:03BOI - SYD
2 stops33h 02mAlaska Airlines
Tue 27/509:10SYD - BOI
2 stops28h 06mAlaska Airlines
Deal found 27/3$1,925
Tue 13/510:10PDX - SYD
2 stops40h 05mANA
Wed 21/520:55SYD - PDX
2 stops38h 50mANA
Deal found 27/3$1,927
Mon 23/614:11RDM - SYD
2 stops23h 54mAmerican Airlines
Mon 7/709:10SYD - RDM
1 stop19h 34mAmerican Airlines
Deal found 27/3$1,976
Sun 22/605:55RDM - SYD
2 stops31h 40mDelta
Mon 7/709:25SYD - RDM
2 stops26h 19mDelta
Deal found 27/3$1,995
Thu 23/1017:10PDX - SYD
1 stop20h 25mDelta
Tue 6/114:15SYD - PDX
1 stop27h 12mDelta
Deal found 27/3$2,063
Sun 22/615:44RDM - SYD
1 stop22h 16mUnited Airlines
Thu 10/709:30SYD - RDM
1 stop22h 32mUnited Airlines
Deal found 27/3$2,071
Sat 13/918:59PDX - SYD
2 stops43h 01mUnited Airlines
Sat 27/909:30SYD - PDX
2 stops28h 19mUnited Airlines
Deal found 27/3$2,079
Tue 1/413:12EUG - SYD
2 stops24h 53mAmerican Airlines
Wed 30/409:10SYD - EUG
1 stop25h 31mAmerican Airlines
Deal found 26/3$2,088

Cheapflights Fare Finder

Customise your flight search to find flights from Oregon to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 28 March 2025.
Use the filters below to find and compare flights from Oregon to Sydney that are best for you.

Fly from

Oregon

Fly to

Sydney

Route

Depart

Return

Price

PortlandSydney

PDX - SYD

PDXSYD

Portland

Tue 9/9

19:40-10:40

2 stops22h 00m

Sydney Kingsford Smith

Wed 24/9

09:20-09:31

1 stop17h 11m

$1,451

PortlandSydney

PDX - SYD

PDXSYD

Portland

Tue 16/9

19:40-10:20

2 stops21h 40m

Sydney Kingsford Smith

Mon 22/9

09:20-09:31

1 stop17h 11m

$1,479

PortlandSydney

PDX - SYD

PDXSYD

Portland

Sun 11/5

12:09-07:05

1 stop25h 56m

Sydney Kingsford Smith

Sun 18/5

09:10-11:25

1 stop19h 15m

$1,597

PortlandSydney

PDX - SYD

PDXSYD

Portland

Wed 10/9

21:10-07:05

2 stops40h 55m

Sydney Kingsford Smith

Thu 25/9

09:10-16:44

2 stops24h 34m

$1,830

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Tue 13/5

06:03-07:05

2 stops33h 02m

Sydney Kingsford Smith

Tue 27/5

09:10-21:16

2 stops28h 06m

$1,925

PortlandSydney

PDX - SYD

PDXSYD

Portland

Tue 13/5

10:10-19:15

2 stops40h 05m

Sydney Kingsford Smith

Wed 21/5

20:55-18:45

2 stops38h 50m

$1,927

RedmondSydney

RDM - SYD

RDMSYD

Bend/Redmond

Mon 23/6

14:11-07:05

2 stops23h 54m

Sydney Kingsford Smith

Mon 7/7

09:10-11:44

1 stop19h 34m

$1,976

RedmondSydney

RDM - SYD

RDMSYD

Bend/Redmond

Sun 22/6

05:55-06:35

2 stops31h 40m

Sydney Kingsford Smith

Mon 7/7

09:25-18:44

2 stops26h 19m

$1,995

RedmondSydney

RDM - SYD

RDMSYD

Bend/Redmond

Sun 22/6

15:44-07:00

1 stop22h 16m

Sydney Kingsford Smith

Thu 10/7

09:30-15:02

1 stop22h 32m

$2,071

PortlandSydney

PDX - SYD

PDXSYD

Portland

Sat 13/9

13:45-07:00

3 stops48h 15m

Sydney Kingsford Smith

Sat 27/9

09:30-22:08

2 stops29h 38m

$2,079

Flights are sorted by cheapest return flights first.

Deals found on 27/3

Showing 1-10 of 39 results
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Best time to book a flight from Oregon to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Oregon with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oregon to Sydney

What is the cheapest month to book a flight from Oregon to Sydney?

Currently, May is the cheapest month in which you can book a flight from Oregon to Sydney (average of $129). Flying from Oregon to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from OR to SYD?

Find hourly flight availability from Oregon to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 March 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to Sydney as you normally would.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 28 March 2025.
To help decide which airline to fly from Oregon to Sydney, see what other customers have to say about Air Tahiti Nui, Japan Airlines and ANA. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Overall

8.7

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.7
Very Good
61 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Overall

8.7

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Japan Airlines
8.3
Very Good
1,440 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Overall

8.7

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
ANA
8.3
Very Good
829 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Overall

8.7

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Singapore Airlines
8.1
Very Good
1,285 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Overall

8.7

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Fiji Airways
8.0
Very Good
182 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Overall

8.7

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Oregon?

    For a flight from Oregon to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre of the city.

  • What are the cheapest airlines to fly from Oregon to Sydney one-way?

    One-way options have recently been found by users for as low as $829 on Alaska Airlines. Other airlines that offer cheap prices include ANA from $1,151 and American Airlines from $1,192 one-way.

  • What are the most popular routes from Oregon to Sydney?

    While some choose either Bend/Redmond - Sydney Kingsford Smith or Boise Air Term. Gowen Fld - Sydney Kingsford Smith, Portland - Sydney Kingsford Smith is the most popular route from Oregon to Sydney.

  • Can I find deals for flights from Oregon to Sydney that include hotel bookings?

    Yes. In addition to deals on Oregon to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Oregon to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to Sydney.

  • Can I find deals for business class flights from Oregon to Sydney?

    Yes. Cheapflights offers flight deals from Oregon to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oregon to Sydney?

    Currently, May is the cheapest month in which you can book a flight from Oregon to Sydney (average of $129). Flying from Oregon to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Oregon?

Book flights to Oregon if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Manly
Penrith
Coogee
Cronulla
Randwick
Terrigal
Lithgow
Bondi Beach
Leura
Swansea

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Top airline flying from Oregon to Sydney

Discover the top airline that operate flights from Oregon to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 28 March 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,190Average$1,846FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Oregon to Sydney?

Cheapflights makes it easy to find Oregon to Sydney flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Oregon to Sydney?

Millions of users choose and trust Cheapflights to book the best flight deals from Oregon to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Oregon to Sydney with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Oregon to Sydney flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Oregon to Sydney become cheaper?

Yes, Cheapflights offers price alerts on Oregon to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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